Philippines. Mapping and Resource Information Authority. (1996). Region XIII: Caraga (Ed. 1, January, 1996.). National Mapping and Resource Information Authority.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines. Mapping and Resource Information Authority. Region XIII: Caraga. Ed. 1, January, 1996. Makati, Metro Manila: National Mapping and Resource Information Authority, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines. Mapping and Resource Information Authority. Region XIII: Caraga. Ed. 1, January, 1996. National Mapping and Resource Information Authority, 1996.
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